/**
 * Copyright 2011 FeedDreamwork SIG
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */

package org.feeddreamwork.processors;

import java.util.*;

import org.feeddreamwork.*;
import org.feeddreamwork.feed.*;

public class SortEntryProcessor implements FeedProcessor {

	@Override
	public void process(FeedContext context) {
		Utils.throwIfNull(context);
		Utils.throwIfNull(context.getFeed());

		Collections.sort(context.getFeed().getEntries(), new EntryComparator());
	}

	private class EntryComparator implements Comparator<Entry> {
		@Override
		public int compare(Entry o1, Entry o2) {
			return -o1.getUpdatedTime().compareTo(o2.getUpdatedTime());
		}
	}
}
